Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11307502 | Assistant pattern configuration method, mask and forming method thereof, and related device | Feng Bai, Wanjuan Zhang, Yao Xu, Fan Zhang | 2022-04-19 |
| 10302806 | Security detection system | Jigang An, Peng Cong, Xincheng Xiang, Litao Li, Zhentao Wang +7 more | 2019-05-28 |
| 9689670 | Thickness and convexity detection device for plate strip | Zhifang Wu, Jigang An, Yuai Zhang, Jichen Miao, Litao Li +7 more | 2017-06-27 |
| 9348240 | Mask pattern alignment method and system | Winnie Y. Liu | 2016-05-24 |
| 9256703 | Method of detecting a scattering bar by simulation | Wanjuan Zhang | 2016-02-09 |